Product placement has become the norm in films and television now. Captain America working in the Apple Store in Winter Soldier or Agent Peter Burke touting the features of his car in White Collar feel like little mini-ads in the middle of the story. But in the case of the latest Marvel film, Ant-Man, some of the biggest product placements were driven by story, not money.

In an interview with Film School Rejects, Ant-Man director Peyton Reed talked about two of the most memorable moments...